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1. 他说这对我的健康有好处.
He says it's __________ __________my health.
2. 你假期要干什么?
What _______ you________ for your vacation?
3. 星期三你能来参加我的晚会吗?
Can you________ _________ my party on Wednesday?
4. 我比我妹妹更爱出风头.
I'm __________ ____________ than my sister.
5. 姚明是一位了不起的篮球运动员.
Yao Ming is a ________ basketball ____________.
查看习题详情和答案>>1.——What do you _______ _______(认为…怎么样)sports shows?
—— I _______ _______ (不在意) them.
2.I love _______ _______ (现代英语)because it’s very interesting.
3.——Thanks _______ _______ _______(帮助我).
——You are welcome !
4.My mother _______ _______(无法忍受) pets because she thinks they are dirty.
5.Last week, Tony ________ ________ ________ ________ ________( 就时尚问题采访了一些学生).
6.Yesterday we asked Li Ming a question. His answer ________ _______ (让我们感到吃惊).
7.My mother enjoys _______ _______(肥皂剧), ________(而) my father likes _______ (情景喜剧).
8.Don’t worry! ________ ________ (事实上), it’s ________ ________ (没什么了不起的).
9.I don’t understand _______ _______ (主意)that old people have no_______ (权利) to be beautiful.
查看习题详情和答案>>
（1）下图为去掉其顶芽前后，侧芽部位生长素和细胞分裂素的浓度变化及侧芽长度变化坐标曲线图，据图分析：
①激素甲代表的是 。
②高浓度的生长素和细胞分裂素对侧芽萌动分别起的作用是 。
（2）为研究根的向地生长与生长素和乙烯的关系，该兴趣小组又做了这样的实验：将该植物的根尖放在含不同浓度的生长素的培养液中，并加入少量蔗糖做能源。发现在这些培养液中出现了乙烯，且生长素浓度越高，乙烯的浓度也越高，根尖生长所受的抑制也越强。
①该实验的因变量是 。
②为使实验严谨，还需要另设对照组，对照组的处理是 。
③据此实验结果可推知水平放置的植物根向重力生长的原因是：高浓度的生长素诱导产生了乙烯，从而 。 查看习题详情和答案>>
五位中国学生要去美国留学，他们想要找住家。请仔细阅读题中的学生的个人情况说明，并从A至F六个选项中，帮助他们选择最适合的住家.
【小题1】Zhang Chao likes Chinese food. He hopes his host family speak a little Chinese.
【小题2】Li Wei likes doing sports. He wants to live near a park.
【小题3】Liu Yong hopes to live near his school---Reading School. He prefers a bed room with a bathroom
【小题4】Chen Yao wants to live in a big bedroom cheaper than ￡350 a month. She can’t stand pets.
【小题5】Hu Mei loves pets. She would like a bedroom cheaper than ￡220 a month.
